Experimental Investigation and Analysis of Dynamic Buckling of Drill String in Horizontal Well

<table class="table-group" id="tab4"><tr><td><table class="table"><tr><td class="thead-hr" colspan="7"><hr/></td></tr><tr class="thead"><td class="align_left">Rotational speed</td><td class="align_center">Ω<sub>1</sub></td><td class="align_center">Ω<sub>2</sub></td><td class="align_center">Ω<sub>3</sub></td><td class="align_center">Ω<sub>4</sub></td><td class="align_center">Ω<sub>5</sub></td><td class="align_center">Ω<sub>6</sub></td></tr><tr><td class="thead-hr" colspan="7"><hr/></td></tr><tr><td class="align_left">Simulation/(r/min)</td><td class="align_center">50</td><td class="align_center">100</td><td class="align_center">150</td><td class="align_center">200</td><td class="align_center">250</td><td class="align_center">300</td></tr><tr><td class="align_left">Experiment/(r/min)</td><td class="align_center">17.36</td><td class="align_center">34.72</td><td class="align_center">53.57</td><td class="align_center">71.43</td><td class="align_center">89.29</td><td class="align_center">107.14</td></tr><tr class="table-tr"><td colspan="7"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

Speed of the experiment and the simulation.

Shock and Vibration

tab4

Table 4

Table 4: Experimental Investigation and Analysis of Dynamic Buckling of Drill String in Horizontal Well 